上一篇: 临界应力强度因子(critical stress intensity factor) 下一篇: 裂纹疲劳 扩展速率 ( crack fatigue propagation rate )
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fatigue crack propagation rate 疲劳裂纹扩展速率
The fatigue crack growth rate is the core for predicting fatigue life by use of fatigue crack propagation (FCP) theory.
疲劳裂纹扩展率表达式是采用疲劳裂纹扩展理论预报疲劳寿命的核心。
The mechanical properties of the butt welded joints have been evaluated according to the impulsive and fracture toughness as well as the rate and threshold values of fatigue crack propagation.
根据试验测定的焊缝各区冲击韧性、断裂韧性、疲劳裂纹扩展速率和疲劳裂纹扩展门槛值，对焊缝力学性能作出综合评价。
The fatigue crack propagation rate of the fusion line and weld toe are greater than that of the others.
熔合线和焊趾处疲劳裂纹扩展速率较其他部位大。
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